# BB3

5 sectors, 926 postcodes

- **Part of:** [BB](https://openpostcodes.uk/BB)
- **Local authorities:** Blackburn with Darwen

## Sectors

| Sector | Postcodes | Local authority |
|---|---|---|
| [BB3 0](https://openpostcodes.uk/BB3%200) | 231 | Blackburn with Darwen |
| [BB3 1](https://openpostcodes.uk/BB3%201) | 185 | Blackburn with Darwen |
| [BB3 2](https://openpostcodes.uk/BB3%202) | 264 | Blackburn with Darwen |
| [BB3 3](https://openpostcodes.uk/BB3%203) | 238 | Blackburn with Darwen |
| [BB3 9](https://openpostcodes.uk/BB3%209) | 8 | Blackburn with Darwen |